feat[law]: 판례, 법령 controller, service, repository 추가

Author: Nohheechul

backend/build.gradle

@@ -2,6 +2,9 @@ plugins {
     id 'java'
     id 'org.springframework.boot' version '3.5.5'
     id 'io.spring.dependency-management' version '1.1.7'
+
+    id("org.jetbrains.kotlin.jvm") version "1.9.25"
+    id("com.google.devtools.ksp") version "1.9.25-1.0.20"
 }
 
 group = 'com.ai.lawyer'
@@ -57,6 +60,10 @@ dependencies {
     // Annotation Processing (어노테이션 처리)
     annotationProcessor 'org.projectlombok:lombok'
 
+    // Querydsl
+    implementation("io.github.openfeign.querydsl:querydsl-jpa:7.0")
+    ksp("io.github.openfeign.querydsl:querydsl-ksp-codegen:7.0")
+
     // Testing (테스트)
     testImplementation 'org.springframework.boot:spring-boot-starter-test'
     testImplementation 'org.springframework.security:spring-security-test'

backend/src/main/java/com/ai/lawyer/domain/law/controller/LawController.java

@@ -0,0 +1,67 @@
+package com.ai.lawyer.domain.law.controller;
+
+import com.ai.lawyer.domain.law.dto.LawSearchRequestDto;
+import com.ai.lawyer.domain.law.dto.LawsDto;
+import com.ai.lawyer.domain.law.entity.Law;
+import com.ai.lawyer.domain.law.service.LawService;
+import com.ai.lawyer.global.dto.PageResponseDto;
+import lombok.RequiredArgsConstructor;
+import org.springframework.data.domain.Page;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/law")
+public class LawController {
+
+    private final LawService lawService;
+
+    // 법령 리스트 출력
+    @GetMapping(value = "/list")
+    public ResponseEntity<?> list(
+            @RequestParam String query,
+            @RequestParam int page
+    ) throws Exception {
+        String lawList = lawService.getLawList(query, page);
+        return ResponseEntity.ok().body(lawList);
+    }
+
+
+    @GetMapping(value = "/list/save")
+    public ResponseEntity<?> getStatisticsCard(
+            @RequestParam String query,
+            @RequestParam int page
+    ) throws Exception {
+        long startTime = System.currentTimeMillis();
+
+        lawService.saveLaw(query, page);
+
+        long endTime = System.currentTimeMillis();
+        long elapsedTime = endTime - startTime;
+        System.out.println("saveLaw 실행 시간: " + elapsedTime + "ms");
+
+        return ResponseEntity.ok().body("Success");
+    }
+
+    @GetMapping("/{id}")
+    public ResponseEntity<Law> getFullLaw(@PathVariable Long id) {
+        Law law = lawService.getLawWithAllChildren(id);
+
+        return ResponseEntity.ok(law);
+    }
+
+
+    @PostMapping("/search")
+    public ResponseEntity<PageResponseDto> searchLaws(@RequestBody LawSearchRequestDto searchRequest) {
+        Page<LawsDto> laws = lawService.searchLaws(searchRequest);
+        PageResponseDto response = PageResponseDto.builder()
+                .content(laws.getContent())
+                .totalElements(laws.getTotalElements())
+                .totalPages(laws.getTotalPages())
+                .pageNumber(laws.getNumber())
+                .pageSize(laws.getSize())
+                .build();
+        return ResponseEntity.ok(response);
+    }
+}

backend/src/main/java/com/ai/lawyer/domain/law/dto/LawSearchRequestDto.java

@@ -0,0 +1,20 @@
+package com.ai.lawyer.domain.law.dto;
+
+import lombok.Builder;
+import lombok.Data;
+
+import java.time.LocalDate;
+
+@Data
+@Builder
+public class LawSearchRequestDto {
+    private String lawName;        // 법령명
+    private String lawField;       // 법령분야
+    private String ministry;       // 소관부처
+    private LocalDate promulgationDateStart;      // 공포일자 시작
+    private LocalDate promulgationDateEnd;        // 공포일자 종료
+    private LocalDate enforcementDateStart;      // 시행일자 시작
+    private LocalDate enforcementDateEnd;        // 시행일자 종료
+    private int pageNumber;               // 페이지 번호
+    private int pageSize;               // 페이지 크기
+}

backend/src/main/java/com/ai/lawyer/domain/law/dto/LawsDto.java

@@ -0,0 +1,26 @@
+package com.ai.lawyer.domain.law.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+
+import java.time.LocalDate;
+
+@Data
+@Builder
+@AllArgsConstructor
+public class LawsDto {
+    private Long id;
+
+    private String lawName; // 법령명
+
+    private String lawField; // 법령분야
+
+    private String ministry; // 소관부처
+
+    private String promulgationNumber; // 공포번호
+
+    private LocalDate promulgationDate; // 공포일자
+
+    private LocalDate enforcementDate; // 시행일자
+}

backend/src/main/java/com/ai/lawyer/domain/law/repository/HangRepository.java

@@ -0,0 +1,16 @@
+package com.ai.lawyer.domain.law.repository;
+
+import com.ai.lawyer.domain.law.entity.Hang;
+import org.springframework.data.jpa.repository.EntityGraph;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+
+@Repository
+public interface HangRepository extends JpaRepository<Hang, Long> {
+
+    // Hang + Ho만 페치
+    @EntityGraph(attributePaths = "hoList")
+    List<Hang> findByJoId(Long joId);
+}

backend/src/main/java/com/ai/lawyer/domain/law/repository/HoRepository.java

@@ -0,0 +1,9 @@
+package com.ai.lawyer.domain.law.repository;
+
+import com.ai.lawyer.domain.law.entity.Ho;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public interface HoRepository extends JpaRepository<Ho, Long> {
+}

backend/src/main/java/com/ai/lawyer/domain/law/repository/JangRepository.java

@@ -0,0 +1,15 @@
+package com.ai.lawyer.domain.law.repository;
+
+import com.ai.lawyer.domain.law.entity.Jang;
+import org.springframework.data.jpa.repository.EntityGraph;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+
+@Repository
+public interface JangRepository extends JpaRepository<Jang, Long> {
+    // Jang + Jo만 페치
+    @EntityGraph(attributePaths = "joList")
+    List<Jang> findByLawId(Long lawId);
+}

backend/src/main/java/com/ai/lawyer/domain/law/repository/JoRepository.java

@@ -0,0 +1,16 @@
+package com.ai.lawyer.domain.law.repository;
+
+import com.ai.lawyer.domain.law.entity.Jo;
+import org.springframework.data.jpa.repository.EntityGraph;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.List;
+
+@Repository
+public interface JoRepository extends JpaRepository<Jo, Long> {
+
+    // Jo + Hang만 페치
+    @EntityGraph(attributePaths = "hangList")
+    List<Jo> findByJangId(Long jangId);
+}

backend/src/main/java/com/ai/lawyer/domain/law/repository/LawRepository.java

@@ -0,0 +1,16 @@
+package com.ai.lawyer.domain.law.repository;
+
+import com.ai.lawyer.domain.law.entity.Law;
+import org.springframework.data.jpa.repository.EntityGraph;
+import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.stereotype.Repository;
+
+import java.util.Optional;
+
+@Repository
+public interface LawRepository extends JpaRepository<Law, Long>, LawRepositoryCustom {
+
+    // Law + Jang만 페치
+    @EntityGraph(attributePaths = "jangList")
+    Optional<Law> findWithJangById(Long id);
+}

backend/src/main/java/com/ai/lawyer/domain/law/repository/LawRepositoryCustom.java

@@ -0,0 +1,9 @@
+package com.ai.lawyer.domain.law.repository;
+
+import com.ai.lawyer.domain.law.dto.LawSearchRequestDto;
+import com.ai.lawyer.domain.law.dto.LawsDto;
+import org.springframework.data.domain.Page;
+
+public interface LawRepositoryCustom {
+    Page<LawsDto> searchLaws(LawSearchRequestDto searchRequest);
+}